# Licensed to Elasticsearch B.V. under one or more contributor
# license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright
# ownership. Elasticsearch B.V. licenses this file to you under
# the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#  http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.

require_relative "commands"

module ServiceTester

  class Configuration
    attr_accessor :servers, :lookup
    def initialize
      @servers  = []
      @lookup   = {}
    end

    def hosts
      lookup.values.map { |val| val["host"] }
    end
  end

  class << self
    attr_accessor :configuration
  end

  def self.configure
    self.configuration ||= Configuration.new
    yield(configuration) if block_given?
  end

  def servers
    ServiceTester.configuration.servers
  end

  def select_client
    CommandsFactory.fetch(current_example.metadata[:platform])
  end

  def current_example
    RSpec.respond_to?(:current_example) ? RSpec.current_example : self.example
  end
end
